Directed by
| Jean-Michel Boesch | ||
| Kari Juusonen | ||
Writing Credits (in alphabetical order)
| Tove Jansson | ... | (original story) |
Cast (in credits order)
 |
Antti Pääkkönen | ... | Moomin / Hemulen (voice) |
| Iina Kuustonen | ... | Snorkmaiden (voice) | |
| Eeva Putro | ... | Salome (voice) | |
|
|
Elina Knihtilä | ... | Moominmamma (voice) |
|
|
Santeri Kinnunen | ... | Moominpappa (voice) |
|
|
Sanna-Kaisa Palo | ... | Mrs. Fillyjonk (voice) |
Produced by
| Anttu Harlin | ... | producer |
| Fredrik Kiøsterud | ... | producer |
| Åshild Ariane Ramborg | ... | producer |
| Joonas Utti | ... | producer |
Editing by
| Kerttu Jaatinen | ||
| Ville Vesterlund | ||
Art Direction by
| Jean-Michel Boesch | ||
Production Management
| Mika Koskinen | ... | assistant production manager |
Art Department
| Leena Lecklin | ... | storyboard artist |
Sound Department
| Mika Niinimaa | ... | sound designer |
| Rasmus Pietilä | ... | sound recordist |
| Sami Sarhamaa | ... | sound mixer |
| Kimmo Vänttinen | ... | foley artist |
Visual Effects by
| Ville Westerlund | ... | compositor |
Animation Department
| Maya Avron | ... | background layout |
| Jean-Michel Boesch | ... | background artist / background layout |
| Guy Charnaux | ... | animator |
| Maria Madelaire Forna | ... | character designer |
| Camille Fruit | ... | background artist |
| Liv Hansen | ... | animator |
| Anikó Kiss | ... | background artist |
| Hanna Koivumäki | ... | character designer / character posing |
| Leena Lecklin | ... | animator |
| Janne Lehtonen | ... | animator |
| Elena Najar Parente | ... | animator |
| Asdis Olafdottir | ... | assistant animator |
| Verna Pentti | ... | assistant animator |
| Kaisa Pirttinen | ... | animator |
| Jasmi Ritola | ... | animation lead |
| Esther Sánchez Morales | ... | character designer |
Music Department
| Päivi Henttu | ... | composer's assistant |
| Miklós Lukács | ... | music producer |
| Peter Pejtsik | ... | orchestra conductor |
Script and Continuity Department
| Eeva Putro | ... | script |
Thanks
| Elsa Boesch | ... | special thanks |
| Beth Parker | ... | thanks |
| Suvi Väkeväinen | ... | thanks |